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Diffstat (limited to 'browser-plugin/totemNPObject.h')
| -rw-r--r-- | browser-plugin/totemNPObject.h | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/browser-plugin/totemNPObject.h b/browser-plugin/totemNPObject.h new file mode 100644 index 00000000..2682f1a8 --- /dev/null +++ b/browser-plugin/totemNPObject.h @@ -0,0 +1,201 @@ +/* + * Copyright © 2008 Christian Persch + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef __TOTEM_NPOBJECT_H__ +#define __TOTEM_NPOBJECT_H__ + +#include <assert.h> + +#include "npapi.h" +#include "npruntime.h" + +#include "debug.h" + +class totemPlugin; +class totemNPObject; +class totemNPClass_base; +template<class T> class totemNPClass; + +class totemNPObject : public NPObject { + public: + totemNPObject (NPP); + + virtual ~totemNPObject (); + + void* operator new (size_t aSize) throw (); + + protected: + friend class totemNPClass_base; + + /* NPObject methods */ + virtual void Invalidate (); + virtual bool HasMethod (NPIdentifier aName); + virtual bool Invoke (NPIdentifier aName, const NPVariant *argv, uint32_t argc, NPVariant *_result); + virtual bool InvokeDefault (const NPVariant *argv, uint32_t argc, NPVariant *_result); + virtual bool HasProperty (NPIdentifier aName); + virtual bool GetProperty (NPIdentifier aName, NPVariant *_result); + virtual bool SetProperty (NPIdentifier aName, const NPVariant *aValue); + virtual bool RemoveProperty (NPIdentifier aName); + virtual bool Enumerate (NPIdentifier **_result, uint32_t *_count); + virtual bool Construct (const NPVariant *argv, uint32_t argc, NPVariant *_result); + + /* By Index methods */ + virtual bool InvokeByIndex (int aIndex, const NPVariant *argv, uint32_t argc, NPVariant *_result); + virtual bool GetPropertyByIndex (int aIndex, NPVariant *_result); + virtual bool SetPropertyByIndex (int aIndex, const NPVariant *aValue); + virtual bool RemovePropertyByIndex (int aIndex); + + private: + + NPP mNPP; + totemPlugin *mPlugin; + + protected: + + bool IsValid () const { return mPlugin != 0; } + totemPlugin* Plugin () const { assert (IsValid ()); return mPlugin; } + + bool Throw (const char*); + bool ThrowPropertyNotWritable (); + bool ThrowSecurityError (); + + bool CheckArgc (uint32_t, uint32_t, uint32_t = uint32_t(-1), bool = true); + bool CheckArgType (NPVariantType, NPVariantType, uint32_t = 0); + bool CheckArg (const NPVariant*, uint32_t, uint32_t, NPVariantType); + bool CheckArgv (const NPVariant*, uint32_t, uint32_t, ...); + + bool GetBoolFromArguments (const NPVariant*, uint32_t, uint32_t, bool&); + bool GetInt32FromArguments (const NPVariant*, uint32_t, uint32_t, int32_t&); + bool GetDoubleFromArguments (const NPVariant*, uint32_t, uint32_t, double&); + bool GetStringFromArguments (const NPVariant*, uint32_t, uint32_t, const char*&); + bool DupStringFromArguments (const NPVariant*, uint32_t, uint32_t, char*&); + bool GetObjectFromArguments (const NPVariant*, uint32_t, uint32_t, NPObject*&); + + bool VoidVariant (NPVariant*); + bool NullVariant (NPVariant*); + bool BoolVariant (NPVariant*, bool); + bool Int32Variant (NPVariant*, int32_t); + bool DoubleVariant (NPVariant*, double); + bool StringVariant (NPVariant*, const char*, int32_t = -1); + bool ObjectVariant (NPVariant*, NPObject*); + + private: + + totemNPClass_base* GetClass() const { return static_cast<totemNPClass_base*>(_class); } +}; + +/* Helper macros */ + +#ifdef GNOME_ENABLE_DEBUG + +#define TOTEM_LOG_CTOR() D ("%s [%p]", __func__, (void*) this) +#define TOTEM_LOG_DTOR() D ("%s [%p]", __func__, (void*) this) + +#define TOTEM_LOG_INVOKE(i, T) \ +{\ + static bool logAccess[G_N_ELEMENTS (methodNames)];\ + if (!logAccess[i]) {\ + D ("NOTE: site calls function %s::%s", #T, methodNames[i]);\ + logAccess[i] = true;\ + }\ +} + +#define TOTEM_LOG_GETTER(i, T) \ +{\ + static bool logAccess[G_N_ELEMENTS (propertyNames)];\ + if (!logAccess[i]) {\ + D ("NOTE: site gets property %s::%s", #T, propertyNames[i]);\ + logAccess[i] = true;\ + }\ +} + +#define TOTEM_LOG_SETTER(i, T) \ +{\ + static bool logAccess[G_N_ELEMENTS (propertyNames)];\ + if (!logAccess[i]) {\ + D ("NOTE: site sets property %s::%s", #T, propertyNames[i]);\ + logAccess[i] = true;\ + }\ +} + +#else + +#define TOTEM_LOG_CTOR() +#define TOTEM_LOG_DTOR() +#define TOTEM_LOG_INVOKE(i, T) +#define TOTEM_LOG_GETTER(i, T) +#define TOTEM_LOG_SETTER(i, T) + +#endif /* GNOME_ENABLE_DEBUG */ + +#define TOTEM_WARN_INVOKE_UNIMPLEMENTED(i, T) \ +{\ + static bool logWarning[G_N_ELEMENTS (methodNames)];\ + if (!logWarning[i]) {\ + D ("WARNING: function %s::%s is unimplemented", #T, methodNames[i]);\ + logWarning[i] = true;\ + }\ +} + +#define TOTEM_WARN_1_INVOKE_UNIMPLEMENTED(i, T) \ +{\ + static bool logWarning;\ + if (!logWarning) {\ + D ("WARNING: function %s::%s is unimplemented", #T, methodNames[i]);\ + logWarning = true;\ + }\ +} + +#define TOTEM_WARN_GETTER_UNIMPLEMENTED(i, T) \ +{\ + static bool logWarning[G_N_ELEMENTS (propertyNames)];\ + if (!logWarning[i]) {\ + D ("WARNING: getter for property %s::%s is unimplemented", #T, propertyNames[i]);\ + logWarning[i] = true;\ + }\ +} + +#define TOTEM_WARN_1_GETTER_UNIMPLEMENTED(i, T) \ +{\ + static bool logWarning;\ + if (!logWarning) {\ + D ("WARNING: getter for property %s::%s is unimplemented", #T, propertyNames[i]);\ + logWarning = true;\ + }\ +} + +#define TOTEM_WARN_SETTER_UNIMPLEMENTED(i, T) \ +{\ + static bool logWarning[G_N_ELEMENTS (propertyNames)];\ + if (!logWarning[i]) {\ + D ("WARNING: setter for property %s::%s is unimplemented", #T, propertyNames[i]);\ + logWarning[i] = true;\ + }\ +} + +#define TOTEM_WARN_1_SETTER_UNIMPLEMENTED(i, T) \ +{\ + static bool logWarning;\ + if (!logWarning) {\ + D ("WARNING: setter for property %s::%s is unimplemented", #T, propertyNames[i]);\ + logWarning = true;\ + }\ +} + +#endif /* __TOTEM_NPOBJECT_H__ */ |